Comparison

Deep Whois vs BlackFog Privacy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Deep Whois

This app provides comprehensive WHOIS lookups for domains, IP addresses, and network ranges. It offers advanced features like historical data, change tracking, and notifications for domain expirations. Explore all domain zones and IP versions with seamless RDAP support.

Highlights
  • WHOIS lookup for domains, IPs, ASNs, and ENS
  • WHOIS history and change tracking
  • Domain expiration tracking with notifications
  • Supports all domain zones and IP versions (IPv4/IPv6)
  • Seamless RDAP support
  • Automatic WHOIS server selection
Features
Read full description

Deep Whois is the most complete and advanced Whois app with whois history, change and expiration tracking, notifications, color themes, RDAP and ENS. The tool lets you lookup info in ALL Whois databases for ALL hostnames, domains, TLDs, web sites, IDNs, IP addresses (both IPv4 and IPv6), IP network ranges, autonomous systems (ASNs, ISP IDs), and Ethereum Name Service (ENS) domains. Deep Whois works out of the box and finds ownership, country and more info about everything with no need to mess with complex options and server selection. FEATURES - Whois domains, IP addresses, ranges, IDNs and ASNs - Supports ALL domain zones, TLDs, IDNs known to date - Supports IPv4 and IPv6 addresses and networks - Support ARIN, RIPE, APNIC, LACNIC, AFRINIC and referral servers - Seamless RDAP support for domains where Whois is no longer available - Automatic selection of Whois servers - Trace across a chain of Whois servers (add "+trace" into query) - Digging Whois records from referrals - Result history for all lookups - Group results into multiple histories - E-mail Whois results PRO FEATURES - Whois history - Whois change and expiration tracking (for any domain) - Notifications - Color themes for Whois display - ENS: Lookup and track Ethereum Name Service domains/address If you love Deep Whois, try Deep Whois Pro for 7 days free! Go back in time with historical whois, track domain expiration, whois data changes with notifications, and do more with Deep Whois Pro. At confirmation of the Deep Whois Pro purchase, payment will be charged to your iTunes account, and it will be charged for renewal within 24-hours before the end of the current period. Automatic renewal can be turned off at any time in your Account Settings after purchase. After the cancellation of the renewal, Deep Whois Pro will expire at the end of the current period. DEMO VIDEOS http://j.mp/deepwhois_vids If you have any questions or comments, feel free to contact us at https://happymagenta.com/deepwhois/support.html Privacy Policy: https://www.unblip.com/tmp/privacy_and_terms/privacy.html Terms of Use: https://www.unblip.com/tmp/privacy_and_terms/terms.html

About

BlackFog Privacy

Enhance your browsing experience by blocking ads, trackers, and malicious sites. This app improves browsing speed, reduces data usage, and protects your device from various online threats.

Highlights
  • Blocks advertising on over 99% of sites
  • Stops website tracking and data aggregation
  • Eliminates crypto-jacking and botnet attacks
  • Blocks fake news and phishing sites
  • Prevents Facebook profiling and tracking
  • Decreases data usage and increases browsing speed
  • Improves battery life
Features
Read full description

BlackFog Privacy protects the privacy and security of your device while using Safari, by: • Blocking Advertising on over 99% of sites • Stops web site tracking and data aggregators from analyzing your behavior • Eliminates crypto-jacking to prevent your device from being hijacked • Blocks Botnets from stealing data and accessing device • Blocks communication over the Dark Web, commonly used to hide attacks • Blocks common fake news sites • Blocks phishing attacks when browsing the Internet • Stops Facebook from profiling and tracking you regardless of whether or not you are a Facebook customer. • Significantly decreases overall data usage by reducing network traffic volume. • Increases the speed of browsing by over 2x • Improves battery life Supports all versions of Safari on iPhones and iPads. --- Purchase Options: Editions of BlackFog are available for purchase via an auto-renewable subscription as follows: Annual subscription Monthly subscription --- Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless canceled at least 24 hours before the end of the current period. You will not be able to cancel the subscription once activated. Manage your subscriptions in Account Settings after purchase. --- Privacy Policy: https://www.blackfog.com/company/privacy-policy/ Terms of Service: https://www.blackfog.com/terms-of-service/

Screenshots

Deep Whois4 screens
BlackFog Privacy4 screens

Verdict

The call

The clearest difference is monetization model: Deep Whois at free with in-app purchases against BlackFog Privacy's subscription. Deep Whois also leads on review sentiment (85% vs 60%). BlackFog Privacy's advantage is ads (none vs shown) and update cadence (monthly vs every 4 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Deep Whois sells 4 in-app purchases, starting at $1.99 per 7 days and BlackFog Privacy sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Deep Whois against 4.4 for BlackFog Privacy. Both are backed by a comparable volume of ratings — 172 and 76 respectively. Written reviews are what separate them: 85% of Deep Whois's written reviews are positive against 60% of BlackFog Privacy's.

UpkeepUpdate frequency

Deep Whois ships an update every 4 months, BlackFog Privacy monthly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Deep Whois versus BlackFog Privacy: the parameters behind the verdict, then further details
ParameterDeep WhoisBlackFog Privacy
PriceFreeFree
Rating4.5 (172 ratings) — better4.4 (76 ratings)
Positive reviews85.4% of reviews — better60.0% of reviews
Number of ratings172 — better76
Update frequencyEvery 4 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.412.0 — better
Further details — not scored
Size46 MB18 MB
Age rating4+4+
DeveloperPavel AhafonauBlackFog, Inc.

Customer experience

Deep Whois

All ratings172 ratings
Positive86.6%
Neutral4.1%
Negative9.3%
Written reviews247 reviews
Positive85.4%
Neutral2.4%
Negative12.1%

BlackFog Privacy

All ratings74 ratings
Positive83.8%
Neutral8.1%
Negative8.1%
Written reviews10 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

Bugs and requests

Deep Whois

Reported bugs

3 issues
  • Incorrect location/ISP information for some IP addresses
  • Compatibility issues with newer iOS versions
  • Unreliable performance on older devices

Requested features

4 requests
  • Expand search capabilities (e.g., reverse IP lookup, domain history)
  • Add support for more domain registrars and TLDs
  • Implement dark mode and customization options
  • Improve integration with other network/security tools

BlackFog Privacy

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Deep Whois

Subscriptions3
  • Deep Whois Pro (1 Week)$1.997 Days
  • Deep Whois Pro (1 Month)3 Days trial$3.991 Month
  • Deep Whois Pro (1 Year)7 Days trial$29.991 Year
One-time1
  • Deep Whois Plus (Lifetime)$0.99
2 purchases

BlackFog Privacy

Subscriptions2
  • All Features - Monthly7 Days trial$1.991 Month
  • All Features - Yearly7 Days trial$19.991 Year

Questions

Is Deep Whois free?
Deep Whois is free to download, with in-app purchases available.
Is BlackFog Privacy free?
BlackFog Privacy is free to download, with in-app purchases available.
Which has better reviews, Deep Whois or BlackFog Privacy?
Deep Whois is rated higher. Deep Whois averages 4.5 out of 5 from 172 ratings, while BlackFog Privacy averages 4.4 from 76 ratings.
Do Deep Whois or BlackFog Privacy have ads?
Deep Whois shows ads; BlackFog Privacy does not.
Which is updated more often, Deep Whois or BlackFog Privacy?
Deep Whois ships an update every 4 months, and BlackFog Privacy monthly. Most recently, Deep Whois was updated on October 23, 2026 and BlackFog Privacy on October 24, 2026.

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